1126387 has 2 divisors, whose sum is σ = 1126388. Its totient is φ = 1126386.

The previous prime is 1126381. The next prime is 1126397. The reversal of 1126387 is 7836211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1126387 - 2⁷ = 1126259 is a prime.

1126387 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1126381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563193 + 563194.

It is an arithmetic number, because the mean of its divisors is an integer number (563194).

2^1126387 is an apocalyptic number.

1126387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126387 is an equidigital number, since it uses as much as digits as its factorization.

1126387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 28.

The square root of 1126387 is about 1061.3138084469. The cubic root of 1126387 is about 104.0469154698.

The spelling of 1126387 in words is "one million, one hundred twenty-six thousand, three hundred eighty-seven".